1 1728 89 PERFORMANCE ON PSYCHOMOTOR TASKS FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. PREVIOUSLY CYCLIC MEDITATION AND SUPINE REST HAVE BEEN SHOWN TO IMPROVE PERFORMANCE IN A LETTER CANCELLATION TASK REQUIRING ATTENTION, VISUAL SCANNING, AND MOTOR SPEED. THE PRESENT STUDY ASSESSED THE PERFORMANCE IN 57 VOLUNTEERS (ALL MALE, M AGE = 26.5 YR., SD = 4.6) IN THREE TASKS, VIZ., A DIGIT-LETTER SUBSTITUTION TASK (DLST), A LETTER-COPYING TASK, AND A CIRCLE-DOTTING TASK. THE DLST ASSESSED ATTENTION AND SPEED OF INFORMATION PROCESSING, WHILE THE OTHER 2 TESTS ASSESSED MOTOR SPEED. EACH PARTICIPANT WAS ASSESSED BEFORE AND AFTER THREE TYPES OF SESSIONS: CYCLIC MEDITATION, SUPINE REST, AND CONTROL (NO INTERVENTION). DLST SCORES AND SCORES FOR LETTER-COPYING AND CIRCLE-DOTTING TASKS IMPROVED SIGNIFICANTLY AFTER CYCLIC MEDITATION; THE SAME SCORES ALSO IMPROVED AFTER SUPINE REST. THERE WAS NO CHANGE AFTER THE NO-INTERVENTION/CONTROL SESSION. FROM THE RESULTS IT WAS DIFFICULT TO CONCLUDE WHETHER IMPROVED DLST SCORES AFTER CYCLIC MEDITATION WERE DUE TO BETTER INFORMATION PROCESSING SPEED OR IMPROVED MOTOR SPEED. 2009 2 1357 40 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON PERFORMANCE IN A LETTER-CANCELLATION TASK. THE PERFORMANCE IN A SIX-LETTER CANCELLATION TASK WAS ASSESSED WITH 69 MALE VOLUNTEERS, AGES 18 TO 48 YEARS, IMMEDIATELY BEFORE AND AFTER TWO YOGA-BASED RELAXATION TECHNIQUES AND A CONTROL SESSION OF EQUAL DURATION. THE TECHNIQUES WERE CYCLIC MEDITATION AND SUPINE REST. CYCLIC MEDITATION CONSISTS OF ALTERNATING CYCLES OF YOGA POSTURES AND SUPINE REST. AFTER BOTH PRACTICES, THE NET SCORES WERE SIGNIFICANTLY HIGHER, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CYCLIC MEDITATION THAN AFTER SUPINE REST (24.9% VERSUS 13.6%). THERE WAS REDUCTION IN SCORES FOR WRONG CANCELLATIONS AFTER CYCLIC MEDITATION AND NOT AFTER SUPINE REST. THE CONTROL GROUP SHOWED NO CHANGE. THE RESULTS SUGGEST THAT CYCLIC MEDITATION BRINGS ABOUT A GREATER IMPROVEMENT IN PERFORMANCE IN THIS TASK, WHICH REQUIRES SELECTIVE ATTENTION, CONCENTRATION, VISUAL SCANNING ABILITIES, AND A REPETITIVE MOTOR RESPONSE. 2007 3 1355 33 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON ATTENTION IN CHILDREN. AIMS: TO INVESTIGATE THE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES, NAMELY, CYCLIC MEDITATION (CM) AND SUPINE REST (SR), USING THE SIX LETTER CANCELLATION TASK (SLCT). MATERIALS AND METHODS: THE SUBJECTS CONSISTED OF 208 SCHOOL STUDENTS, (132 BOYS, 76 GIRLS) IN THE AGE RANGE OF 13 - 16 YEARS. THE SUBJECTS WERE ASSESSED ON SLCT BEFORE AND IMMEDIATELY AFTER BOTH YOGA-BASED RELAXATION TECHNIQUES. RESULTS: AFTER BOTH PRACTICES, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, ALTHOUGH THE MAGNITUDE OF CHANGE WAS MORE AFTER CM THAN AFTER SR IN THE NET SCORES (14.5 VERSUS 11.31%). THE NET SCORE CHANGE IN THE CM SESSION WAS SIGNIFICANTLY LARGER THAN THE CHANGE IN THE SR, WHEREAS, THERE WAS NO SIGNIFICANT CHANGE IN THE WRONG CANCELLATION SCORE. AFTER EITHER PRACTICE, THE TOTAL AND NET SCORES WERE SIGNIFICANTLY INCREASED, IRRESPECTIVE OF GENDER AND AGE. CONCLUSIONS: BOTH CM AND SR LED TO IMPROVEMENT IN PERFORMANCE, AS ASSESSED BY SLCT, BUT THE CHANGE CAUSED BY CM WAS LARGER THAN SR. 2010 4 1599 35 MEDITATIVE STATES BASED ON YOGA TEXTS AND THEIR EFFECTS ON PERFORMANCE OF A LETTER-CANCELLATION TASK. PERFORMANCE IN A SIX-LETTER CANCELLATION TASK WAS STUDIED IN 35 MALE EXPERIENCED MEDITATORS WITH EXPERIENCE RANGING FROM 6 TO 12 MONTHS. EACH PARTICIPANT WAS STUDIED IN FOUR SESSIONS, TWO MEDITATION AND TWO CONTROL SESSIONS. THE CONTROL SESSIONS WERE (I) CANCALATA OR NONTARGETED THINKING AND (II) EKAGRATA OR FOCUSING ON A SINGLE TOPIC, IN THIS CASE, MEDITATION. THE MEDITATION SESSIONS WERE (I) DHARANA OR FOCUSING ON THE SYMBOL "OM" AND (II) DHYANA OR AN EFFORTLESS SINGLE-THOUGHT (OF OM) STATE. EKAGRATA AND DHARANA DIFFER IN THAT THE FORMER INVOLVES FOCUSING WITH MULTIPLE THOUGHTS WHEREAS THE LATTER INVOLVES FOCUSING WITH A SINGLE THOUGHT, I.E., THE SIGNIFICANCE OF OM. THE NET SCORES ON THE SIX-LETTER CANCELLATION TASK WERE SIGNIFICANTLY HIGHER AFTER A SESSION OF DHARANA AND LOWER AFTER THE CANCALATA SESSION, WHILE THERE WAS NO SIGNIFICANT CHANGE AFTER EKAGRATA AND DHYANA SESSIONS. FOCUSING ON THE SYMBOL OM IN DHARANA MAY FAVORABLY INFLUENCE SELECTIVE ATTENTION, CONCENTRATION, VISUAL SCANNING ABILITIES, AND A REPETITIVE MOTOR RESPONSE COMPARED TO OTHER SESSIONS. 2009 5 868 37 EFFECT OF YOGA RELAXATION TECHNIQUES ON PERFORMANCE OF DIGIT-LETTER SUBSTITUTION TASK BY TEENAGERS. BACKGROUND/AIMS: MEMORY AND SELECTIVE ATTENTION ARE IMPORTANT SKILLS FOR ACADEMIC AND PROFESSIONAL PERFORMANCE. TECHNIQUES TO IMPROVE THESE SKILLS ARE NOT TAUGHT EITHER IN EDUCATION OR COMPANY TRAINING COURSES. ANY SYSTEM WHICH CAN SYSTEMATICALLY IMPROVE THESE SKILLS WILL BE OF VALUE IN SCHOOLS, UNIVERSITIES, AND WORKPLACES. AIMS: TO INVESTIGATE POSSIBLE IMPROVEMENTS IN MEMORY AND SELECTIVE ATTENTION, AS MEASURED BY THE DIGIT-LETTER SUBSTITUTION TASK (DLST), DUE TO PRACTICE OF CYCLIC MEDITATION (CM), A YOGA RELAXATION TECHNIQUE, AS COMPARED TO SUPINE REST (SR). MATERIALS AND METHODS: SUBJECTS CONSISTED OF 253 SCHOOL STUDENTS, 156 BOYS, 97 GIRLS, IN THE AGE RANGE 13-16 YEARS, WHO WERE ATTENDING A 10-DAY YOGA TRAINING COURSE DURING SUMMER VACATION. THE SELECTED SUBJECTS HAD ENGLISH AS THEIR MEDIUM OF INSTRUCTION IN SCHOOL AND THEY ACTED AS THEIR OWN CONTROLS. THEY WERE ALLOCATED TO TWO GROUPS, AND TESTED ON THE DLST, IMMEDIATELY BEFORE AND AFTER 22.5 MINUTES PRACTICE OF CM ON ONE DAY, AND IMMEDIATELY BEFORE AND AFTER AN EQUAL PERIOD OF SR ON THE OTHER DAY. THE FIRST GROUP PERFORMED CM ON DAY 9 AND SR ON DAY 10. FOR THE SECOND GROUP, THE ORDER WAS REVERSED. RESULTS: WITHIN EACH GROUP PRE-POST TEST DIFFERENCES WERE SIGNIFICANT FOR BOTH THE RELAXATION TECHNIQUES. THE MAGNITUDE OF NET SCORE IMPROVEMENT WAS GREATER AFTER SR (7.85%) COMPARED TO CM (3.95%). SIGNIFICANCE LEVELS WERE P < 0.4 X 10(-9)FOR SR AND P < 0.1 X 10(-3) FOR CM. THE NUMBER OF WRONG ATTEMPTS ALSO INCREASED SIGNIFICANTLY ON BOTH INTERVENTIONS, EVEN AFTER REMOVING TWO OUTLIER DATA POINTS ON DAY 1 IN THE SR GROUP. CONCLUSIONS: BOTH CM AND SR LEAD TO IMPROVEMENT IN PERFORMANCE ON THE DLST. HOWEVER, THESE RELAXATION TECHNIQUES LEAD TO MORE WRONG CANCELLATION ERRORS. 2009 6 1957 36 SELF-ESTEEM AND PERFORMANCE IN ATTENTIONAL TASKS IN SCHOOL CHILDREN AFTER 4(1/2) MONTHS OF YOGA. INTRODUCTION: PHYSICAL ACTIVITY IS KNOWN TO IMPROVE SELF-ESTEEM OF CHILDREN. LOW SELF-ESTEEM CAUSES DISTRACTION OF ATTENTION WHICH LEADS TO DECLINE IN PERFORMANCE IN ATTENTIONAL TASKS. THE PERFORMANCE OF A CHILD AT SCHOOL DEPENDS ON MULTIPLE FACTORS, A MAJOR FACTOR BEING ATTENTION. HENCE, THE PRESENT STUDY WAS DESIGNED TO SEE (I) THE EFFECT 4(1/2) MONTHS OF YOGA PRACTICE HAD ON CHILDREN'S (A) PERFORMANCE IN ATTENTIONAL TASKS, (B) SELF-ESTEEM AND (II) THE CORRELATION BETWEEN YOGA PERFORMANCE AND (A) ACADEMIC PERFORMANCE, (B) BEHAVIOR WITH PEERS, (C) BEHAVIOR WITH TEACHERS, (D) PUNCTUALITY, (E) PARTICIPATION IN EXTRA-CURRICULAR ACTIVITIES. METHODS: PARTICIPANTS WERE 116 CHILDREN WITH GROUP MEAN AGE +/- STANDARD DEVIATION; 10.2 +/- 0.6 YEARS. WE ASSESSED THEM FOR (I) SELF-ESTEEM USING INDIAN ADAPTATION OF BATTLE'S SELF ESTEEM INVENTORY FOR CHILDREN AND (II) PERFORMANCE IN ATTENTIONAL TASKS USING TWO DIFFERENT TESTS, I.E., SIX LETTER CANCELLATION TEST (SLCT) AND DIGIT LETTER SUBSTITUTION TEST (DLST) AND (III) THE TEACHER'S RATING SCALE WHICH ANALYZED THE TEACHER'S ASSESSMENT OF THE CHILDREN'S ACADEMIC PERFORMANCE, BEHAVIOR WITH PEERS, BEHAVIOR WITH TEACHERS, PUNCTUALITY, YOGA PRACTICE, AND PARTICIPATION IN EXTRACURRICULAR ACTIVITIES ON AN ANALOG SCALE, BEFORE AND AFTER THE INTERVENTION. DATA WERE ANALYZED WITH PASW (SPSS STATISTICS 24) USING THE T-TEST FOR PAIRED DATA. RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN THE SCORES OF (I) SLCT (P < 0.001), (II) DLST (P < 0.001), (III) SOCIAL SELF-ESTEEM (P < 0.01), (IV) ACADEMIC SELF-ESTEEM (P < 0.001), AND (V) TOTAL SELF-ESTEEM (P < 0.001) AFTER 60 MIN/DAY OF YOGA PRACTICE FOR 4(1/2) MONTHS. PEARSON CORRELATION SHOWED A POSITIVE CORRELATION BETWEEN YOGA PERFORMANCE AND THE BEHAVIOR WITH TEACHERS (R = 0.221 AND P < 0.05). CONCLUSIONS: YOGA PRACTICE IS BENEFICIAL FOR SCHOOL CHILDREN AS IT IMPROVES ATTENTION, CONCENTRATION, MEMORY, MOTOR SPEED, AND SELF-ESTEEM (SOCIAL, ACADEMIC AND TOTAL). IN ADDITION, IMPROVED YOGA PERFORMANCE IMPROVES BEHAVIOR WITH TEACHERS, THUS IMPROVING DISCIPLINE IN SCHOOL. 2019 7 2362 36 VOLITIONAL YOGA BREATHING INFLUENCES ATTENTION AND ANXIETY: AN EXPLORATORY RANDOMIZED CROSSOVER STUDY. BACKGROUND: PREVIOUS STUDIES ASSESSED YOGA BREATHING PRACTICES INDIVIDUALLY. THIS EXPLORATORY, RANDOMIZED CROSSOVER STUDY ASSESSED ATTENTION AND ANXIETY FOLLOWING FOUR YOGA BREATHING PRACTICES, BREATH AWARENESS, AND QUIET SEATED REST. MATERIALS AND METHODS: THIRTY-EIGHT MALE VOLUNTEERS BETWEEN 20 AND 37 YEARS (GROUP MEAN AGE +/- SD; 24.08 +/- 4.01 YEARS) WERE ASSESSED IN SIX SESSIONS IN RANDOM ORDER (WWW.RANDOMIZER.ORG) ON SEPARATE DAYS. THE SESSIONS WERE: (I) ALTERNATE NOSTRIL YOGA BREATHING, (II) BELLOWS YOGA BREATHING, (III) BUMBLEBEE YOGA BREATHING, (IV) HIGH-FREQUENCY YOGA BREATHING, (V) BREATH AWARENESS, AND (VI) QUIET SEATED REST. THE SESSIONS WERE FOR 18 MIN EACH. SIX LETTER CANCELLATION TEST (SLCT) AND SPIELBERGER'S STATE TRAIT ANXIETY INVENTORY-STATE (STAI-S) WERE ADMINISTERED PRE AND POST EACH SESSION. DATA ANALYSIS USED GENERAL LINEAR MIXED MODEL ANALYSIS, WITH FIXED EFFECT OF STATES (PRE AND POST) AND SESSIONS. RESULTS: A SIGNIFICANT MAIN EFFECT OF STATES WAS OBSERVED ON TOTAL ATTEMPTED (F1,407 = 5.374, P = 0.021) AND NET ATTEMPTED SCORES (F1,407 = 6.178, P = 0.013) OF THE SLCT, WITH A SIGNIFICANT INCREASE IN SCORES FOLLOWING HIGH-FREQUENCY YOGA BREATHING (PADJ = 0.031 FOR TOTAL ATTEMPTED SCORES; PADJ = 0.029 FOR NET ATTEMPTED SCORES). ALSO, A SIGNIFICANT MAIN EFFECT OF STATES ON STAI-S SCORES WAS OBSERVED (F1,407 = 33.979, P < 0.001), WITH A SIGNIFICANT DECREASE IN SCORES FOLLOWING ALTERNATE NOSTRIL YOGA BREATHING (PADJ = 0.001), BELLOWS YOGA BREATHING (PADJ = 0.008), BUMBLEBEE YOGA BREATHING (PADJ = 0.002), AND HIGH-FREQUENCY YOGA BREATHING (PADJ = 0.042) COMPARED TO THE CORRESPONDING PRE STATE. THERE WAS A SIGNIFICANT MAIN EFFECT OF SESSIONS (F5,407 = 3.043, P = 0.010) ON STAI-S SCORES, WITH SCORES POST ALTERNATE NOSTRIL YOGA BREATHING SIGNIFICANTLY LOWER THAN POST BREATH AWARENESS (PADJ = 0.037). CONCLUSION: FOLLOWING HIGH-FREQUENCY YOGA BREATHING SUSTAINED ATTENTION WAS BETTER THAN BEFORE WHILE STATE ANXIETY DECREASED IN POST-PRE COMPARISONS OF ALTERNATE NOSTRIL YOGA BREATHING, BELLOWS YOGA BREATHING, BUMBLEBEE YOGA BREATHING, AND HIGH-FREQUENCY YOGA BREATHING. THE DIFFERENCES BETWEEN BREATHING PRACTICES MAY BE DUE TO DIFFERENCES IN DEGREE OF VOLITIONAL REGULATION OF BREATHING AND IN THE BREATH PATTERNS MODIFIED VOLITIONALLY. THE GENERALIZABILITY OF THE FINDINGS WAS LIMITED BY INCLUDING AN ALL MALE, YOGA EXPERIENCED SAMPLE. FUTURE RESEARCH SHOULD INCLUDE PARTICIPANTS OF BOTH GENDERS AND COULD INCLUDE DIFFERENT LEVELS OF YOGA EXPERIENCE, WITH ASSESSMENTS INCLUDING OBJECTIVE MEASURES OF ATTENTION AND ANXIETY. 2022 8 458 34 CHANGES IN P300 FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. CYCLIC MEDITATION (CM) IS A TECHNIQUE THAT COMBINES "STIMULATING" AND "CALMING" PRACTICES, BASED ON A STATEMENT IN ANCIENT YOGA TEXTS SUGGESTING THAT SUCH A COMBINATION MAY BE ESPECIALLY HELPFUL TO REACH A STATE OF MENTAL EQUILIBRIUM. THE CHANGES IN THE PEAK LATENCY AND PEAK AMPLITUDE OF P300 AUDITORY EVENT-RELATED POTENTIALS WERE STUDIED BEFORE AND AFTER THE PRACTICE OF CYCLIC MEDITATION COMPARED TO AN EQUAL DURATION OF SUPINE REST IN 42 VOLUNTEERS (GROUP MEAN AGE +/- SD, 27 +/- 6.3 YEARS), FROM FZ, CZ, AND PZ ELECTRODE SITES REFERENCED TO LINKED EARLOBES. THE SESSIONS WERE ONE DAY APART AND THE ORDER WAS ALTERNATED. THERE WAS REDUCTION IN THE PEAK LATENCIES OF P300 AFTER CYCLIC MEDITATION AT FZ, CZ, AND PZ COMPARED TO THE "PRE" VALUES. A SIMILAR TREND OF REDUCTION IN P300 PEAK LATENCIES AT FZ, CZ, AND PZ WAS ALSO OBSERVED AFTER SUPINE REST, COMPARED TO THE RESPECTIVE "PRE" VALUES, ALTHOUGH THE MAGNITUDE OF CHANGE IN EACH CASE WAS LESS AFTER SUPINE REST COMPARED TO AFTER CYCLIC MEDITATION. THE P300 PEAK AMPLITUDES AFTER CM WERE HIGHER AT FZ, CZ, AND PZ SITES COMPARED TO THE "PRE" VALUES. IN CONTRAST, NO SIGNIFICANT CHANGES WERE OBSERVED IN THE P300 PEAK AMPLITUDES AT FZ, CZ, AND PZ AFTER SUPINE REST COMPARED TO THE RESPECTIVE "PRE" STATE. THE PRESENT RESULTS SUPPORT THE IDEA THAT "CYCLIC" MEDITATION ENHANCES COGNITIVE PROCESSES UNDERLYING THE GENERATION OF THE P300. 2006 9 768 41 EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON MEMORY SCORES AND STATE ANXIETY. BACKGROUND: A YOGA PRACTICE INVOLVING CYCLES OF YOGA POSTURES AND SUPINE REST (CALLED CYCLIC MEDITATION) WAS PREVIOUSLY SHOWN TO IMPROVE PERFORMANCE IN ATTENTION TASKS MORE THAN RELAXATION IN THE CORPSE POSTURE (SHAVASANA). THIS WAS ASCRIBED TO REDUCED ANXIETY, THOUGH THIS WAS NOT ASSESSED. METHODS: IN FIFTY-SEVEN MALE VOLUNTEERS (GROUP AVERAGE AGE +/- S.D., 26.6 +/- 4.5 YEARS) THE IMMEDIATE EFFECT OF TWO YOGA RELAXATION TECHNIQUES WAS STUDIED ON MEMORY AND STATE ANXIETY. ALL PARTICIPANTS WERE ASSESSED BEFORE AND AFTER (I) CYCLIC MEDITATION (CM) PRACTICED FOR 22:30 MINUTES ON ONE DAY AND (II) AN EQUAL DURATION OF SUPINE REST (SR) OR THE CORPSE POSTURE (SHAVASANA), ON ANOTHER DAY. SECTIONS OF THE WECHSLER MEMORY SCALE (WMS) WERE USED TO ASSESS; (I) ATTENTION AND CONCENTRATION (DIGIT SPAN FORWARD AND BACKWARD), AND (II) ASSOCIATE LEARNING. STATE ANXIETY WAS ASSESSED USING SPIELBERGER'S STATE-TRAIT ANXIETY INVENTORY (STAI). RESULTS: THERE WAS A SIGNIFICANT IMPROVEMENT IN THE SCORES OF ALL SECTIONS OF THE WMS STUDIED AFTER BOTH CM AND SR, BUT, THE MAGNITUDE OF CHANGE WAS MORE AFTER CM COMPARED TO AFTER SR. THE STATE ANXIETY SCORES DECREASED AFTER BOTH CM AND SR, WITH A GREATER MAGNITUDE OF DECREASE AFTER CM. THERE WAS NO CORRELATION BETWEEN PERCENTAGE CHANGE IN MEMORY SCORES AND STATE ANXIETY FOR EITHER SESSION. CONCLUSION: A CYCLICAL COMBINATION OF YOGA POSTURES AND SUPINE REST IN CM IMPROVED MEMORY SCORES IMMEDIATELY AFTER THE PRACTICE AND DECREASED STATE ANXIETY MORE THAN REST IN A CLASSICAL YOGA RELAXATION POSTURE (SHAVASANA). 2009 10 454 36 CHANGES IN MIDLATENCY AUDITORY EVOKED POTENTIALS FOLLOWING TWO YOGA-BASED RELAXATION TECHNIQUES. PRACTICING MEDITATION WHILE FOCUSING ON A SOUND OR A SYMBOL INFLUENCED MIDLATENCY AUDITORY EVOKED POTENTIALS (MLAEPS). CYCLIC MEDITATION (CM) IS A TECHNIQUE COMBINING YOGA POSTURES WITH MEDITATION WHILE SUPINE, WHICH HAS INFLUENCED THE P300 EVENT-RELATED POTENTIAL. THE EFFECTS OF CM ON MLAEPS HAVE NOT BEEN PREVIOUSLY STUDIED. THE MLAEPS WERE STUDIED BEFORE AND AFTER THE PRACTICE OF CM COMPARED TO AN EQUAL DURATION OF SUPINE REST (SR) IN 47 MALE VOLUNTEERS (GROUP MEAN AGE 26.5 +/- 4.4 YEARS), RECORDED FROM THE VERTEX REFERENCED TO LINKED EARLOBES. THE SESSIONS WERE ONE DAY APART AND SUBJECTS WERE RANDOMLY ASSIGNED TO EACH SESSION. THE PA WAVE PEAK LATENCY AND NB WAVE PEAK LATENCY SIGNIFICANTLY INCREASED FOLLOWING CM COMPARED TO BEFORE CM (REPEATED MEASURES ANOVA, POST-HOC ANALYSIS WITH LEAST SIGNIFICANT DIFFERENCE, P<0.05). THERE WAS A SIGNIFICANT INCREASE IN THE PEAK AMPLITUDE OF THE NB WAVE (P<0.05) COMPARED TO BEFORE CM. POST SR THERE WAS A SIGNIFICANT INCREASE IN THE PEAK LATENCY OF THE NA WAVE (P<0.05) COMPARED TO BEFORE SR. IN CONCLUSION FOLLOWING CM THE LATENCIES OF NEURAL GENERATORS CORRESPONDING TO CORTICAL AREAS IS PROLONGED, WHEREAS FOLLOWING SR A SIMILAR CHANGE OCCURS AT MESENCEPHALIC-DIENCEPHALIC LEVELS. 2009 11 1354 28 IMMEDIATE EFFECT OF THREE YOGA BREATHING TECHNIQUES ON PERFORMANCE ON A LETTER-CANCELLATION TASK. THE EFFECTS OF THREE YOGA BREATHING PRACTICES WERE EVALUATED ON PERFORMANCE ON A LETTER-CANCELLATION TASK WHICH IS A LEFT-HEMISPHERE DOMINANT TASK. THE THREE YOGA BREATHING PRACTICES (RIGHT, LEFT, AND ALTERNATE NOSTRIL BREATHING) WERE SELECTED BECAUSE UNILATERAL FORCED NOSTRIL BREATHING STIMULATES THE CONTRALATERAL HEMISPHERE. THERE WERE 20 MALE VOLUNTEERS WHOSE AGES RANGED FROM 20 TO 45 YEARS (M AGE=28.4 YR., SD=5.7). ALL SUBJECTS WERE ASSESSED BEFORE AND AFTER FOUR SESSIONS, I.E., RIGHT NOSTRIL YOGA BREATHING, LEFT NOSTRIL YOGA BREATHING, ALTERNATE NOSTRIL YOGA BREATHING, AND BREATH AWARENESS AS A CONTROL. THE LETTER-CANCELLATION TASK SCORES WERE SIGNIFICANTLY IMPROVED, I.E., THERE WERE FEWER ERRORS FOLLOWING RIGHT AND ALTERNATE NOSTRIL YOGA BREATHING (WILCOXON PAIRED SIGNED-RANKS TEST). THE IMPROVED PERFORMANCE MAY BE RELATED TO THE ENHANCEMENT OF CONTRALATERAL HEMISPHERE FUNCTION FOUND WITH SELECTIVE NOSTRIL BREATHING. 2007 12 866 28 EFFECT OF YOGA PROGRAM ON EXECUTIVE FUNCTIONS OF ADOLESCENTS DWELLING IN AN ORPHAN HOME: A RANDOMIZED CONTROLLED STUDY. EXECUTIVE FUNCTION (EF) IS IMPORTANT FOR PHYSICAL AND MENTAL HEALTH OF CHILDREN. STUDIES HAVE SHOWN THAT CHILDREN WITH POVERTY AND EARLY LIFE STRESS HAVE REDUCED EF. THE AIM OF THE STUDY WAS TO EVALUATE THE EFFECT OF YOGA PROGRAM ON THE EF OF ORPHAN ADOLESCENTS. SEVENTY TWO APPARENTLY HEALTHY ORPHAN ADOLESCENTS RANDOMIZED AND ALLOCATED INTO TWO GROUPS AS YOGA GROUP (N = 40; 14 GIRLS, AGE = 12.69 +/- 1.35 YRS) AND WAIT LIST CONTROL (WLC) GROUP (N = 32, 13 GIRLS, AGE = 12.58 +/- 1.52 YRS). YOGA GROUP UNDERWENT THREE MONTHS OF YOGA PROGRAM IN A SCHEDULE OF 90 MIN PER DAY, FOUR DAYS PER WEEK WHEREAS THE WLC GROUP FOLLOWED THE ROUTINE ACTIVITIES. THEY WERE ASSESSED BY STROOP COLOR-WORD TASK, DIGIT SYMBOL SUBSTITUTION TEST (DSST), DIGITS SPAN TEST AND TRIAL MAKING TEST (TMT) AT THE BEGINNING AND END OF THE PROGRAM. THE REPEATED MEASURES ANOVA SHOWED SIGNIFICANT DIFFERENCE IN TIME AND GROUP INTERACTIONS (P < 0.05) FOR ALL SUBTESTS OF STROOP COLOR-WORD TASK AND DIGIT SPAN TEST AND PART-A OF TMT WHEREAS THERE WERE NO SIGNIFICANT DIFFERENCE FOUND IN DSST AND TMT (PART-B). THE POST-HOC TEST WITH BONFERRONI ADJUSTMENT ALSO SHOWED SIGNIFICANT IMPROVEMENTS (P < 0.001) WITHIN THE YOGA GROUP IN ALL TEST SCORES WHILE IN WRONG SCORE OF DSST DID NOT EXHIBIT SIGNIFICANT REDUCTION. WHEREAS THE WLC GROUP, SHOWED SIGNIFICANT IMPROVEMENT (P < 0.05) IN STROOP COLOR, COLOR-WORD SCORE, NET SCORE OF DSST, DIGIT SPAN FORWARD AND DIGIT SPAN TOTAL. THREE MONTHS YOGA PROGRAM WAS FOUND USEFUL FOR THE YOUNG ORPHAN ADOLESCENTS IN IMPROVING THEIR EXECUTIVE FUNCTIONS. 2017 13 1356 39 IMMEDIATE EFFECT OF TWO YOGA-BASED RELAXATION TECHNIQUES ON COGNITIVE FUNCTIONS IN PATIENTS SUFFERING FROM RELAPSING REMITTING MULTIPLE SCLEROSIS: A COMPARATIVE STUDY. COGNITIVE IMPAIRMENT (CI) IS AN IMPORTANT FEATURE OF RELAPSING REMITTING MULTIPLE SCLEROSIS (RRMS). YOGIC RELAXATION TECHNIQUES HAVE BEEN FOUND USEFUL IN IMPROVING VARIOUS COGNITIVE DOMAINS IN HEALTH AND DISEASE. EIGHTEEN SUBJECTS (13 FEMALES) IN THE AGE RANGE OF 51.5 +/- 12.72 YEARS WITH THE DIAGNOSIS OF RRMS BY A NEUROLOGIST (MCDONALD CRITERIA 2010) SINCE LAST 18.16 +/- 12.59 YEARS WERE RECRUITED INTO THE STUDY FROM A NEURO-REHABILITATION CENTRE IN GERMANY. ASSESSMENTS WERE DONE BEFORE AND IMMEDIATELY AFTER TWO RANDOMLY ALLOCATED 30-MIN SESSIONS OF YOGIC RELAXATION: CYCLIC MEDITATION (CM) AND SR (SUPINE REST OR SHAVASANA). ASSESSMENTS WERE DONE FOR ATTENTION, PSYCHOMOTOR PERFORMANCE, INFORMATION PROCESSING SPEED, EXECUTIVE FUNCTIONS, AND IMMEDIATE AND DELAYED RECALL USING STANDARD PSYCHOMETRIC TOOLS. RMANOVA WAS APPLIED TO ANALYSE THE DATA USING SPSS VERSION 10. BOTH CM AND SR SESSIONS IMPROVED SCORES ON DIGIT SYMBOL SUBSTITUTION TEST (DSST) (P < 0.01) AND AUDITORY VERBAL LEARNING TEST (AVLT) (P < 0.05). THERE WAS A SIGNIFICANTLY BETTER PERFORMANCE IN TRAIL MAKING TEST (TMT)-A AND FORWARD DIGIT SPAN (FDS) AFTER CM AS COMPARED TO SR (P < 0.01). YOGIC RELAXATION TECHNIQUES MAY HAVE AN IMMEDIATE ENHANCING EFFECT ON PROCESSING SPEED, PSYCHOMOTOR PERFORMANCE, AND RECALL OF RRMS PATIENTS. CM IS BETTER THAN SR IN IMPROVING PROCESSING SPEED, SHORT-TERM MEMORY, AND VERBAL WORKING MEMORY. 2016 14 746 31 EFFECT OF SAHAJ YOGA ON NEURO-COGNITIVE FUNCTIONS IN PATIENTS SUFFERING FROM MAJOR DEPRESSION. COGNITIVE FUNCTIONS ARE IMPAIRED IN MAJOR DEPRESSION. STUDIES ON THE EFFECTS OF YOGA ON COGNITIVE FUNCTIONS HAVE SHOWN IMPROVEMENT IN MEMORY, VIGILANCE AND ANXIETY LEVELS. 30 PATIENTS SUFFERING FROM MAJOR DEPRESSION (AGE 18 TO 45 YEARS) WERE RANDOMLY DIVIDED INTO TWO GROUPS: GROUP 1: (10 MALES AND 5 FEMALES) PATIENTS WHO PRACTISED SAHAJ YOGA MEDITATION AND ALSO RECEIVED CONVENTIONAL ANTI-DEPRESSANT MEDICATION. GROUP 2: (9 MALES AND 6 FEMALES) PATIENTS WHO ONLY RECEIVED CONVENTIONAL ANTIDEPRESSANT MEDICATION. GROUP 1 PATIENTS WERE ADMINISTERED SAHAJ YOGA PRACTICE FOR 8 WEEKS. NEURO-COGNITIVE TEST BATTERY CONSISTING OF LETTER CANCELLATION TEST (LCT), TRAIL MAKING TEST 'A' (TTA), TRAIL MAKING TEST 'B' (TTB), RUFF FIGURAL FLUENCY TEST (RFFT), FORWARD DIGIT SPAN (FDS) & REVERSE DIGIT SPAN TEST (RDS) WAS USED TO ASSESS FOLLOWING COGNITIVE DOMAINS: ATTENTION SPAN, VISUO-MOTOR SPEED, SHORT-TERM MEMORY, WORKING MEMORY AND EXECUTIVE FUNCTIONS. AFTER 8 WEEKS, BOTH GROUP 1 AND GROUP 2 SUBJECTS SHOWED SIGNIFICANT IMPROVEMENT IN LCT, TTA & TTB BUT IMPROVEMENT IN LCT WAS MORE MARKED IN GROUP 1 SUBJECTS. ALSO, THERE WAS SIGNIFICANT IMPROVEMENT IN RDS SCORES IN ONLY GROUP 1 SUBJECTS (P < 0.05). THE RESULTS THEREBY, DEMONSTRATE THAT SAHAJ YOGA PRACTICE IN ADDITION TO THE IMPROVEMENT IN VARIOUS OTHER COGNITIVE DOMAINS SEEN WITH CONVENTIONAL ANTI-DEPRESSANTS, CAN LEAD TO ADDITIONAL IMPROVEMENT IN EXECUTIVE FUNCTIONS LIKE MANIPULATION OF INFORMATION IN THE VERBAL WORKING MEMORY AND ADDED IMPROVEMENT IN ATTENTION SPAN AND VISUO-MOTOR SPEED OF THE DEPRESSIVES. 2006 15 1726 40 PERFORMANCE IN A CORSI BLOCK-TAPPING TASK FOLLOWING HIGH-FREQUENCY YOGA BREATHING OR BREATH AWARENESS. BACKGROUND: UNINOSTRIL YOGA BREATHING PRACTICES HAVE IMPROVED SPATIAL MEMORY SCORES. THERE HAS BEEN NO ASSESSMENT ON THE EFFECT OF HIGH-FREQUENCY YOGA BREATHING (HFYB) ON WORKING MEMORY AND SPATIAL MEMORY SCORES USING THE CORSI BLOCK-TAPPING TASK (CBTT). OBJECTIVES: THE PRESENT STUDY WAS PLANNED TO ASSESS THE IMMEDIATE EFFECTS OF HFYB AND BREATH AWARENESS (BAW) COMPARED TO A CONTROL SESSION ON PERFORMANCE IN A CBTT. METHODS: FIFTEEN PARTICIPANTS OF BOTH SEXES WITH AGES BETWEEN 18 AND 24 YEARS (GROUP MEAN AGE +/- STANDARD DEVIATION, 20.0 +/- 1.6 YEARS; 10 FEMALES) WERE RECRUITED FOR THE TRIAL FROM A UNIVERSITY IN NORTH INDIA. EACH PARTICIPANT WAS ASSESSED IN THREE SESSIONS CONDUCTED ON 3 SEPARATE DAYS AT THE SAME TIME OF THE DAY. THE THREE SESSIONS WERE (I) HFYB, (II) BAW, AND (III) QUIET SITTING (QS). THE DURATION OF THE INTERVENTION WAS 18 MIN. THE PARTICIPANTS WERE ASSESSED BEFORE AND AFTER ALL THE THREE SESSIONS. REPEATED-MEASURES-ANALYSES OF VARIANCE FOLLOWED BY POST HOC TESTS WITH BONFERRONI ADJUSTMENT WERE PERFORMED TO COMPARE DATA BEFORE AND AFTER ALL THE THREE SESSIONS. RESULTS: BAW RESULTED IN AN IMPROVEMENT IN BACKWARD TOTAL SCORES (P < 0.05) AND THE BACKWARD CORSI SPAN (P < 0.05; ONE TAILED). CONCLUSIONS: THE RESULTS SUGGEST THAT BAW IMPROVES PRIMARY WORKING MEMORY, SPATIAL MEMORY, AND SPATIAL ATTENTION. HFYB DID NOT CAUSE ANY CHANGE. 2019 16 1351 30 IMMEDIATE EFFECT OF A YOGA BREATHING PRACTICE ON ATTENTION AND ANXIETY IN PRE-TEEN CHILDREN. PRE-TEEN CHILDREN FACE STRESSORS RELATED TO THEIR TRANSITION FROM CHILDHOOD TO ADOLESCENCE, WITH A SIMULTANEOUS INCREASE IN ACADEMIC PRESSURE. THE PRESENT STUDY COMPARED THE IMMEDIATE EFFECTS OF 18 MIN OF (I) HIGH FREQUENCY YOGA BREATHING WITH (II) YOGA-BASED BREATH AWARENESS AND (III) SITTING QUIETLY, ON (A) ATTENTION AND (B) ANXIETY, IN 61 PRE-TEEN CHILDREN (AGED BETWEEN 11 AND 12 YEARS; 25 GIRLS). ATTENTION WAS ASSESSED USING A SIX LETTER CANCELLATION TASK AND SPIELBERGER'S STATE TRAIT ANXIETY INVENTORY STAI-S WAS USED TO MEASURE ANXIETY BEFORE AND AFTER THE THREE PRACTICES, PRACTICED ON SEPARATE DAYS. REPEATED MEASURES ANOVA, FOLLOWED BY BONFERRONI ADJUSTED POST-HOC ANALYSES SHOWED AN INCREASE IN TOTAL ATTEMPTS AND NET SCORES AFTER HIGH FREQUENCY YOGA BREATHING (P < 0.05), WHILE WRONG ATTEMPTS INCREASED AFTER YOGA BASED BREATH AWARENESS (P < 0.05). ANXIETY DECREASED COMPARABLY AFTER ALL THREE INTERVENTIONS. THE 25 GIRLS IN THE GROUP HAD THE SAME TREND OF RESULTS AS THE WHOLE GROUP WITH RESPECT TO THE ATTENTION-BASED CANCELLATION TASK, WHILE BOYS SHOWED NO, HOW SINCE CHANGE. FOR BOTH GIRLS AND BOYS, ANXIETY DECREASED AFTER ALL THREE 18MIN INTERVENTIONS. THE RESULTS SUGGEST THAT HIGH FREQUENCY YOGA BREATHING COULD BE A SHORT, USEFUL SCHOOL BASED PRACTICE TO IMPROVE ATTENTION AND REDUCE ANXIETY. 2019 17 818 29 EFFECT OF YOGA ON COGNITIVE FUNCTIONS IN CLIMACTERIC SYNDROME: A RANDOMISED CONTROL STUDY. OBJECTIVE: TO ASSESS THE EFFICACY OF AN INTEGRATED APPROACH OF YOGA THERAPY (IAYT) ON COGNITIVE ABILITIES IN CLIMACTERIC SYNDROME. DESIGN: A RANDOMISED CONTROL STUDY WHEREIN THE PARTICIPANTS WERE DIVIDED INTO EXPERIMENTAL AND CONTROL GROUPS. SETTINGS: FOURTEEN CENTRES OF SWAMI VIVEKANANDA YOGA RESEARCH FOUNDATION, BANGALORE, INDIA. SAMPLE: ONE HUNDRED AND EIGHT PERIMENOPAUSAL WOMEN BETWEEN 40 AND 55 YEARS WITH FOLLICLE-STIMULATING HORMONE LEVEL EQUAL TO OR GREATER THAN 15 MIU/ML. ONE HUNDRED AND TWENTY PERIMENOPAUSAL WOMEN WERE RANDOMLY ALLOTTED INTO THE YOGA AND THE CONTROL GROUPS. METHODS: THE YOGA GROUP PRACTISED A MODULE COMPRISING BREATHING PRACTICES, SUN SALUTATION AND CYCLIC MEDITATION, WHEREAS THE CONTROL GROUP PRACTISED A SET OF SIMPLE PHYSICAL EXERCISES, UNDER SUPERVISION (1 HOUR/DAY, 5 DAYS/WEEK FOR 8 WEEKS). MAIN OUTCOME MEASURES: ASSESSMENTS WERE MADE BY VASOMOTOR SYMPTOM CHECKLIST, SIX-LETTER CANCELLATION TEST (SLCT) FOR ATTENTION AND CONCENTRATION AND PUNIT GOVIL INTELLIGENCE MEMORY SCALE (PGIMS) WITH TEN SUBTESTS. RESULTS: THE WILCOXON TEST SHOWED SIGNIFICANT (P < 0.001) REDUCTION IN HOT FLUSHES, NIGHT SWEATS AND SLEEP DISTURBANCE IN YOGA GROUP, WITH A TREND OF SIGNIFICANT DIFFERENCE BETWEEN GROUPS AT P = 0.06 ON MANN-WHITNEY TEST IN NIGHT SWEATS. THERE WAS NO CHANGE WITHIN OR BETWEEN GROUPS IN THE CONTROL GROUP. THE SLCT SCORE AND THE PGIMS SHOWED SIGNIFICANT IMPROVEMENT IN EIGHT OF TEN SUBTESTS IN THE YOGA GROUP AND SIX OF TEN SUBTESTS IN THE CONTROL GROUP. THE YOGA GROUP PERFORMED SIGNIFICANTLY BETTER (P < 0.001) WITH HIGHER EFFECT SIZES IN SLCT AND SEVEN TESTS OF PGIMS COMPARED WITH THE CONTROL GROUP. CONCLUSIONS: INTEGRATED APPROACH OF YOGA THERAPY CAN IMPROVE HOT FLUSHES AND NIGHT SWEATS. IT ALSO CAN IMPROVE COGNITIVE FUNCTIONS SUCH AS REMOTE MEMORY, MENTAL BALANCE, ATTENTION AND CONCENTRATION, DELAYED AND IMMEDIATE RECALL, VERBAL RETENTION AND RECOGNITION TESTS. 2008 18 457 24 CHANGES IN P300 FOLLOWING ALTERNATE NOSTRIL YOGA BREATHING AND BREATH AWARENESS. THIS STUDY ASSESSED THE EFFECT OF ALTERNATE NOSTRIL YOGA BREATHING (NADISUDDHI PRANAYAMA) ON P300 AUDITORY EVOKED POTENTIALS COMPARED TO A SESSION OF BREATH AWARENESS OF EQUAL DURATION, IN 20 MALE ADULT VOLUNTEERS WHO HAD AN EXPERIENCE OF YOGA BREATHING PRACTICES FOR MORE THAN THREE MONTHS. PEAK AMPLITUDES AND PEAK LATENCIES OF THE P300 WERE ASSESSED BEFORE AND AFTER THE RESPECTIVE SESSIONS. THERE WAS A SIGNIFICANT INCREASE IN THE P300 PEAK AMPLITUDES AT FZ, CZ, AND PZ AND A SIGNIFICANT DECREASE IN THE PEAK LATENCY AT FZ ALONE FOLLOWING ALTERNATE NOSTRIL YOGA BREATHING. FOLLOWING BREATH AWARENESS THERE WAS A SIGNIFICANT INCREASE IN THE PEAK AMPLITUDE OF P300 AT CZ. THIS SUGGESTS THAT ALTERNATE NOSTRIL YOGA BREATHING POSITIVELY INFLUENCES COGNITIVE PROCESSES WHICH ARE REQUIRED FOR SUSTAINED ATTENTION AT DIFFERENT SCALP SITES (FRONTAL, VERTEX AND PARIETAL), WHEREAS BREATH AWARENESS BRINGS ABOUT CHANGES AT THE VERTEX ALONE. 2013 19 2510 30 YOGA BREATHING THROUGH A PARTICULAR NOSTRIL INCREASES SPATIAL MEMORY SCORES WITHOUT LATERALIZED EFFECTS. UNINOSTRIL BREATHING FACILITATES THE PERFORMANCE ON SPATIAL AND VERBAL COGNITIVE TASKS, SAID TO BE RIGHT AND LEFT BRAIN FUNCTIONS, RESPECTIVELY. SINCE HEMISPHERIC MEMORY FUNCTIONS ARE ALSO KNOWN TO BE LATERALIZED, THE PRESENT STUDY ASSESSED THE EFFECTS OF UNINOSTRIL BREATHING ON THE PERFORMANCE IN VERBAL AND SPATIAL MEMORY TESTS. SCHOOL CHILDREN (N = 108 WHOSE AGES RANGED FROM 10 TO 17 YEARS) WERE RANDOMLY ASSIGNED TO FOUR GROUPS. EACH GROUP PRACTICED A SPECIFIC YOGA BREATHING TECHNIQUE: (I) RIGHT NOSTRIL BREATHING, (II) LEFT NOSTRIL BREATHING, (III) ALTERNATE NOSTRIL BREATHING, OR (IV) BREATH AWARENESS WITHOUT MANIPULATION OF NOSTRILS. THESE TECHNIQUES WERE PRACTICED FOR 10 DAYS. VERBAL AND SPATIAL MEMORY WAS ASSESSED INITIALLY AND AFTER 10 DAYS. AN AGE-MATCHED CONTROL GROUP OF 27 WERE SIMILARLY ASSESSED. ALL 4 TRAINED GROUPS SHOWED A SIGNIFICANT INCREASE IN SPATIAL TEST SCORES AT RETEST, BUT THE CONTROL GROUP SHOWED NO CHANGE. AVERAGE INCREASE IN SPATIAL MEMORY SCORES FOR THE TRAINED GROUPS WAS 84%. IT APPEARS YOGA BREATHING INCREASES SPATIAL RATHER THAN VERBAL SCORES, WITHOUT A LATERALIZED EFFECT. 1997 20 1727 34 PERFORMANCE IN A SUBSTITUTION TASK AND STATE ANXIETY FOLLOWING YOGA IN ARMY RECRUITS. 140 MEN (M AGE = 30.3 YR., SD = 5.7) FROM THE INDIAN ARMY IN NORTH INDIA PARTICIPATED IN THE STUDY. THEY WERE NAIVE TO YOGA AND WERE ASSIGNED TO YOGA AND BREATH AWARENESS GROUPS RANDOMLY, WITH 70 IN EACH GROUP. 20 HEALTHY MALES OF COMPARABLE AGE (M AGE = 33.7 YR., SD = 7.0) FORMED A COMPARISON GROUP. THEIR PERFORMANCE IN A DIGIT-LETTER SUBSTITUTION TASK AND A STATE ANXIETY SUBSCALE WAS ASSESSED IMMEDIATELY BEFORE AND AFTER TWO 45-MIN. SESSIONS. THE TWO GROUPS OF SOLDIERS PRACTICED EITHER YOGA OR BREATH AWARENESS. THE COMPARISON GROUP LISTENED TO MEDITATION MUSIC. DIGIT-LETTER SUBSTITUTION SCORES INCREASED IN BOTH GROUPS OF ARMY PERSONNEL AND IN THE COMPARISON GROUP. STATE ANXIETY DECREASED AFTER YOGA AND LISTENING TO MEDITATION MUSIC, BUT NOT AFTER BREATH AWARENESS. THIS SUGGESTS THAT EVEN IN ARMY PERSONNEL NAIVE TO YOGA, A YOGA-BASED INTERVENTION OR LISTENING TO MEDITATION MUSIC COULD REDUCE ANXIETY WHILE INCREASING PERFORMANCE ON AN ATTENTION TASK. 2012